Nixxell NX-CBG6D Premium Replacement Battery Grip for Canon EOS 6D DSLR Camera (Canon BG-E13 Replacement) Vertical Shutter Release with lock. Compatible with the Canon EOS 6D DSLR Camera (A perfect Canon BG-E13 Replacement) Extends your shooting time with 2 LP-E6 Li-ion battery or with 6 AA common batteries ( AA battery plate provided ) Includes : Nixxell NX-CBG6D battery Grip ( batteries not included ) 1 year Manufacturers warranty.